Battle of Cepeda (1820)

The Battle of Cepeda of 1820 took place on February 1st of that year in Cañada de Cepeda, Santa Fe, Argentina.

It was the first battle that faced Unitarians and Federals as two constituted sides. Santa Fe and Entre Ríos caudillos Estanislao López and Francisco Ramírez joined forces to hurtle the Unitarian governor of Buenos Aires Province José Rondeau.

With the Federal victory, the 13 provinces became a federal nation by the Treaty of Pilar, being Buenos Aires one of the federal provinces, but in charge of the foreign business of the country.